package mapper;

import com.hyf.bean.User;

import java.util.List;

public interface UserMapper {
    List<User> selectAll();
    List<User>selectByUser(User user);
    //有多个参数，按优先级判断
    List<User>selectByUserOne(User user);
    int updateByUser(User user);
   // int trimTest();
      int deleteByArray(int[] ids);

      int insertList(List<User> users);
}


